Manna: Two Visions of Humanity's Future
ISBN: 9780985232115
Buy on Amazon
Found in 1 comment on Hacker News
brunorsini · 2014-08-25 · Original thread
immediately thought of manna - http://www.amazon.com/Manna-Two-Visions-Humanitys-Future-ebo....

(FWIW, don't think it has aged too well)

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